work-in progress ExeperienceReport, Membership, RegisteredUser - Manager
and Iterators
Update RegisteredUser iterator and manager, (foreign keys left)
update ExperienceReport iterator and manager, still need to handle
foreign keys
update Membership iterator and manager, still need to work with foreign
keys
Merge branch 'master' of https://github.com/emilywall/dawg_trade

Conflicts:
	Dawg
Trade/src/edu/uga/dawgtrades/persist/impl/RegisteredUserIterator.java